diff --git a/substrate/client/tests/validator_sets.rs b/substrate/client/tests/validator_sets.rs
index 8ae150ec..a44a0ac4 100644
--- a/substrate/client/tests/validator_sets.rs
+++ b/substrate/client/tests/validator_sets.rs
@@ -14,7 +14,7 @@ use serai_client::{
 mod common;
 use common::validator_sets::{set_keys, allocate_stake, deallocate_stake};
 
-const EPOCH_INTERVAL: u64 = 5;
+const EPOCH_INTERVAL: u64 = 300;
 
 serai_test!(
   set_keys_test: (|serai: Serai| async move {